Add SASS to Grunt
add CSS to OurAdvantages
Update Header HTML Partial

-removed extra JS from html partial
-reworked html for css effects
-added SCSS files and dependencies
Add SASS css to ourAdvantages
Merge remote-tracking branch 'origin/Combine-CSS-and-Add-SASS' into Combine-CSS-and-Add-SASS

Conflicts:
	aboutus/ourAdvantages.html
Merge remote-tracking branch 'origin/Combine-CSS-and-Add-SASS' into test-develop